In 2018, Top
importers of
Porphyry, sylnite, etc, merely cut into a squar from
Bulgaria were Romania ($192.25K , 1,599,330 Kg), Czech Republic ($185.81K , 1,328,300 Kg), Slovak Republic ($46.25K , 150,000 Kg), Netherlands ($29.98K , 63,902 Kg), Switzerland ($15.24K , 48,520 Kg).
Porphyry, sylnite, etc, merely cut into a squar exports by country in 2018